不同时期山地草甸植物学特性定量研究

The Quantitative Investigation about Biological Characteristic on Mountainous Meadow During Different Time

通过对天山北坡中段菊花台一带的山地草甸主要物种的植物学特性研究,表明随着时间的不断推移植物的种类成分发生变化,由早期的羽衣草和老冠草变为禾草。禾草生物量的旺盛期在5月下至7月下旬、生长高度旺盛期在6月中旬。羽衣草的生物量旺盛期在5月中旬-6月下旬、生长高度旺盛期在6月中旬。

Through the search to chrysanthemum platform along the center-section north area of Tianshan mountain about the mountain meadows main species biological characteristic,Indicated that plant＇s type ingredient to changed with the time,the.early time？s siberian yarrow and the old crown grass turn to graminaceous grass.Graminaceous grass biomass flush period during the last ten days of May to the ten days of July.and grows highly the flush period is in mid-June.The siberian yarrow biomass flush period is in midMay month to last ten days of June,and grows highly the flush period is in mid-June.